Federal Aviation Administration Draft Advisory Circular 150/5360-14A, Access to Airports by Individuals with Disabilities

1.6.9 Federal Financial Assistance.
Any grant, loan, contract (other than a procurement contract or a contract of insurance or guaranty), or any other arrangement by which the DOT provides or otherwise makes available assistance in the form of:
1. Funds;
2. Services of federal personnel; and
3. Real or personal property or any interest in, or use of such property, including: 
a. Transfers or leases of such property for less than fair market value or for reduced consideration; and 
b. Proceeds from a subsequent transfer or lease of such property if the federal share of its fair market value is not returned to the Federal Government (49 CFR § 27.5).